/*
 * @lc app=leetcode.cn id=263 lang=cpp
 *
 * [263] 丑数
 */

// @lc code=start
class Solution {
public:
    bool isUgly(int num) {
        while (num > 1) {
            if (num % 2 == 0) {
                num /= 2;
            } else if (num % 3 == 0) {
                num /= 3;
            } else if (num % 5 == 0) {
                num /= 5;
            } else {
                return false;
            }
        }
        return num == 1 ? true : false;
    }
};
// @lc code=end

